fe128c1172
fix the c0590ea903d1fbe40a22e04970d5a8a7e489aa44 commit. Reported-by: Toshiki Tsuboi <t.tsubo2000@gmail.com> Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Tested-by: Toshiki Tsuboi <t.tsubo2000@gmail.com>